[left that other site]

That is one mighty old door stop! :-)

[SunkenCiv]

Yeah, I want one. I’ve got an older object I *could* use (meteorite, circa 4 billion years), not much chance of damage (except to the door) — but then, I keep the place buttoned down anyway, no need for a doorstop.

[Larry Lucido]

That is one mighty old door stop! :-)

But what really had the nuclear physicist's colleagues concerned was his radium night light.